﻿//#define _crt_secure_no_warnings 1
//#include<stdio.h>
//int main()
//{
//	int thieves = 0;
//	for (thieves = 'a'; thieves <= 'd'; thieves++) {
//		if ((thieves!='a') + (thieves=='c') + (thieves=='d') + (thieves!='d')== 3) 
//			printf("%c", thieves);
//		
//	}
//	return 0;
//	}
//	
////字符应用%c输出！
////无！==仅有！=